Offset
The time difference between Brazzaville and Istanbul is 2 hours.
Brazzaville (GMT+1) is behind Istanbul (TRT).
GMT+1: UTC+1
TRT: UTC+3
Neither Brazzaville nor Istanbul is currently observing daylight saving time.
When to schedule
Business-hours overlap: 9 AM–3 PM in Brazzaville (11 AM–5 PM in Istanbul).
Both teams are in working hours during this window on weekdays.
Suggested time: 12:00 PM Brazzaville (2:00 PM Istanbul).
Public holidays in 2026
National public holidays can affect availability — a counterpart is likely off work on their own holidays, so it's worth planning meetings and deadlines around them.
Republic of the Congo
- New Year's DayThu, Jan 1
- Easter SundaySun, Apr 5
- Easter MondayMon, Apr 6
- Labour DayFri, May 1
- Ascension DayThu, May 14
- Whit MondayMon, May 25
- Reconciliation DayWed, Jun 10
- National DaySat, Aug 15
- All Saints' DaySun, Nov 1
- Republic DaySat, Nov 28
- Christmas DayFri, Dec 25
Turkey
- New Year's DayThu, Jan 1
- National Independence & Children's DayThu, Apr 23
- Labour DayFri, May 1
- Atatürk Commemoration & Youth DayTue, May 19
- Democracy and National Unity DayWed, Jul 15
- Victory DaySun, Aug 30
- Republic DayThu, Oct 29
About these zones
Brazzaville uses West Africa Time. To call Republic of the Congo, dial +242.
Istanbul uses Turkey Time (TRT). To call Turkey, dial +90.
Istanbul is approximately 3,250 miles north of Brazzaville.
Quick reference
Full 24-hour conversion table — tap any time to open it in the converter.
| Brazzaville | Istanbul | Day |
|---|---|---|
| 12:00 am | 2:00 am | Same day |
| 1:00 am | 3:00 am | Same day |
| 2:00 am | 4:00 am | Same day |
| 3:00 am | 5:00 am | Same day |
| 4:00 am | 6:00 am | Same day |
| 5:00 am | 7:00 am | Same day |
| 6:00 am | 8:00 am | Same day |
| 7:00 am | 9:00 am | Same day |
| 8:00 am | 10:00 am | Same day |
| 9:00 am | 11:00 am | Same day |
| 10:00 am | 12:00 pm | Same day |
| 11:00 am | 1:00 pm | Same day |
| 12:00 pm | 2:00 pm | Same day |
| 1:00 pm | 3:00 pm | Same day |
| 2:00 pm | 4:00 pm | Same day |
| 3:00 pm | 5:00 pm | Same day |
| 4:00 pm | 6:00 pm | Same day |
| 5:00 pm | 7:00 pm | Same day |
| 6:00 pm | 8:00 pm | Same day |
| 7:00 pm | 9:00 pm | Same day |
| 8:00 pm | 10:00 pm | Same day |
| 9:00 pm | 11:00 pm | Same day |
| 10:00 pm | 12:00 am | +1 day |
| 11:00 pm | 1:00 am | +1 day |
Daylight saving time
Neither Brazzaville nor Istanbul observes daylight saving time. The offset between these zones remains constant year-round.
See the daylight saving time page for transition dates across every time zone.
Daylight today
- Sunrise
- 6:09 AM
- Sunset
- 6:03 PM
- Day length
- 11h 54m
- Sunrise
- 5:48 AM
- Sunset
- 8:34 PM
- Day length
- 14h 47m
Daylight overlap: 11h 54m — 6:09 AM–6:03 PM in Brazzaville (8:09 AM–8:03 PM in Istanbul). Both locations are in daylight during this window.
Cities in these zones
Other cities in Turkey Time
Browse all cities to see the current local time anywhere.
Airports in these zones
Airports in West Africa Time
- BZV
Airports in Turkey Time
- IST
- SAW
- ESB
- YEI
- ADB
- GZT
- DIY
- ADA
- COV
- ASR
Related conversions
Common conversions
- What is 9:00 am Brazzaville in Istanbul?
- 9:00 am Brazzaville is 11:00 am Istanbul.
- What is 12:00 pm Brazzaville in Istanbul?
- 12:00 pm Brazzaville is 2:00 pm Istanbul.
- What is 12:30 pm Brazzaville in Istanbul?
- 12:30 pm Brazzaville is 2:30 pm Istanbul.
- What is 2:00 pm Brazzaville in Istanbul?
- 2:00 pm Brazzaville is 4:00 pm Istanbul.
- What is 5:00 pm Brazzaville in Istanbul?
- 5:00 pm Brazzaville is 7:00 pm Istanbul.
- What is 11:30 pm Brazzaville in Istanbul?
- 11:30 pm Brazzaville is 1:30 am Istanbul, the next day.